CA2977865C - Data processor, data processing method and communication device - Google Patents
Data processor, data processing method and communication device Download PDFInfo
- Publication number
- CA2977865C CA2977865C CA2977865A CA2977865A CA2977865C CA 2977865 C CA2977865 C CA 2977865C CA 2977865 A CA2977865 A CA 2977865A CA 2977865 A CA2977865 A CA 2977865A CA 2977865 C CA2977865 C CA 2977865C
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- Prior art keywords
- data
- parallel data
- clock
- parallel
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- Prior art date
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Links
- 238000004891 communication Methods 0.000 title claims description 19
- 238000003672 processing method Methods 0.000 title claims description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 238000012546 transfer Methods 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 25
- 238000005070 sampling Methods 0.000 claims description 20
- 230000004044 response Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 9
- 230000006870 function Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012952 Resampling Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
- H03H17/0227—Measures concerning the coefficients
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0273—Polyphase filters
- H03H17/0275—Polyphase filters comprising non-recursive filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms
- H03H17/0213—Frequency domain filters using Fourier transforms
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
- H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
- H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
- H03H17/0685—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being rational
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0079—Receiver details
- H04L7/0087—Preprocessing of received signal for synchronisation, e.g. by code conversion, pulse generation or edge detection
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms
- H03H17/0213—Frequency domain filters using Fourier transforms
- H03H2017/0214—Frequency domain filters using Fourier transforms with input-sampling frequency and output-delivery frequency which differ, e.g. interpolation, extrapolation; anti-aliasing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
- H03H2017/0245—Measures to reduce power consumption
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures
- H03H2017/0247—Parallel structures using a slower clock
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H2017/0298—DSP implementation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
- H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
- H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received data signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
- H04L7/005—Correction by an elastic buffer
Landscapes
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Algebra (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Image Processing (AREA)
- Complex Calculations (AREA)
- Communication Control (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-044777 | 2016-03-08 | ||
| JP2016044777A JP6107994B1 (ja) | 2016-03-08 | 2016-03-08 | データ処理装置、データ処理方法及び通信装置 |
| PCT/JP2017/001195 WO2017154350A1 (ja) | 2016-03-08 | 2017-01-16 | データ処理装置、データ処理方法及び通信装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2977865A1 CA2977865A1 (en) | 2017-09-08 |
| CA2977865C true CA2977865C (en) | 2020-08-18 |
Family
ID=58666376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2977865A Active CA2977865C (en) | 2016-03-08 | 2017-01-16 | Data processor, data processing method and communication device |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10128818B2 (ja) |
| EP (1) | EP3258598B1 (ja) |
| JP (1) | JP6107994B1 (ja) |
| CN (1) | CN107534434B (ja) |
| CA (1) | CA2977865C (ja) |
| WO (1) | WO2017154350A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6249029B2 (ja) * | 2016-03-08 | 2017-12-20 | Ｎｔｔエレクトロニクス株式会社 | データ位相追従装置、データ位相追従方法及び通信装置 |
| JP6610742B1 (ja) | 2018-10-09 | 2019-11-27 | Ｎｔｔエレクトロニクス株式会社 | 適応等化装置、適応等化方法及び通信装置 |
| CN110708069B (zh) * | 2019-06-24 | 2023-05-02 | 珠海全志科技股份有限公司 | 一种异步采样率转换装置及转换方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03159306A (ja) * | 1989-11-16 | 1991-07-09 | Toshiba Corp | 時間圧縮伸張変換装置 |
| JPH05235699A (ja) * | 1992-02-24 | 1993-09-10 | Kenwood Corp | サンプリング周波数変換装置 |
| EP1134892A1 (en) * | 2000-03-06 | 2001-09-19 | Robert Bosch Gmbh | Digital filter structure |
| US7295623B2 (en) | 2001-07-11 | 2007-11-13 | Vativ Technologies, Inc. | High-speed communications transceiver |
| DE60219064T2 (de) * | 2001-11-19 | 2007-12-13 | Koninklijke Philips Electronics N.V. | Aufwartsabtaster-, abtastrateumsetzungs- und abtastfrequenzerniedrigungsstufen enthaltendes zeitdiskretes filter |
| JP2004153712A (ja) * | 2002-10-31 | 2004-05-27 | Thine Electronics Inc | 受信装置 |
| US7436918B2 (en) * | 2003-03-21 | 2008-10-14 | D2Audio Corporation | Output stage synchronization |
| US6847313B2 (en) * | 2003-06-30 | 2005-01-25 | Intel Corporation | Rational sample rate conversion |
| JP4652261B2 (ja) * | 2006-03-30 | 2011-03-16 | ルネサスエレクトロニクス株式会社 | パラレル変換回路 |
| JP4386079B2 (ja) * | 2007-01-22 | 2009-12-16 | ヤマハ株式会社 | サンプリング周波数変換装置 |
| CN101458329B (zh) * | 2009-01-06 | 2011-11-09 | 清华大学 | 时域并行采样率变换方法 |
| JP5300671B2 (ja) * | 2009-09-14 | 2013-09-25 | 株式会社東芝 | クロックリカバリ回路およびデータ再生回路 |
| CN107786484B (zh) * | 2011-06-10 | 2021-02-09 | 技术研究及发展基金公司 | 接收机、发射机以及用于数字多子频带处理的方法 |
| JP5573901B2 (ja) * | 2012-08-23 | 2014-08-20 | Ｎｔｔエレクトロニクス株式会社 | 標本化レート変換装置 |
| JP5876849B2 (ja) | 2013-03-18 | 2016-03-02 | 日本電信電話株式会社 | サンプリングレート変換システム、及びサンプリングレート変換方法 |
| US9030337B2 (en) * | 2013-10-07 | 2015-05-12 | Telefonaktiebolaget L M Ericsson (Publ) | Multi-branch down converting fractional rate change filter |
-
2016
- 2016-03-08 JP JP2016044777A patent/JP6107994B1/ja active Active
-
2017
- 2017-01-16 CN CN201780001399.7A patent/CN107534434B/zh active Active
- 2017-01-16 EP EP17757454.8A patent/EP3258598B1/en active Active
- 2017-01-16 CA CA2977865A patent/CA2977865C/en active Active
- 2017-01-16 WO PCT/JP2017/001195 patent/WO2017154350A1/ja active Application Filing
- 2017-01-16 US US15/553,909 patent/US10128818B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107534434A (zh) | 2018-01-02 |
| CN107534434B (zh) | 2020-06-19 |
| EP3258598B1 (en) | 2021-04-21 |
| EP3258598A4 (en) | 2018-11-21 |
| US10128818B2 (en) | 2018-11-13 |
| CA2977865A1 (en) | 2017-09-08 |
| JP6107994B1 (ja) | 2017-04-05 |
| EP3258598A1 (en) | 2017-12-20 |
| WO2017154350A1 (ja) | 2017-09-14 |
| US20180175830A1 (en) | 2018-06-21 |
| JP2017163281A (ja) | 2017-09-14 |
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